diff --git a/spec/helpers/gitlab_routing_helper_spec.rb b/spec/helpers/gitlab_routing_helper_spec.rb
index 143b28728a3..027480143bd 100644
--- a/spec/helpers/gitlab_routing_helper_spec.rb
+++ b/spec/helpers/gitlab_routing_helper_spec.rb
@@ -101,7 +101,7 @@ describe GitlabRoutingHelper do
     it 'returns project milestone edit path when given entity parent is not a Group' do
       milestone = create(:milestone, group: nil)
 
-      expect(edit_milestone_path(milestone)).to eq("/#{milestone.project.full_path}/milestones/#{milestone.iid}/edit")
+      expect(edit_milestone_path(milestone)).to eq("/#{milestone.project.full_path}/-/milestones/#{milestone.iid}/edit")
     end
   end
 end
diff --git a/spec/javascripts/boards/mock_data.js b/spec/javascripts/boards/mock_data.js
index 93a0f29af0a..9854cf49e97 100644
--- a/spec/javascripts/boards/mock_data.js
+++ b/spec/javascripts/boards/mock_data.js
@@ -47,7 +47,7 @@ export const BoardsMockData = {
         },
       ],
     },
-    '/test/issue-boards/milestones.json': [
+    '/test/issue-boards/-/milestones.json': [
       {
         id: 1,
         title: 'test',
@@ -58,10 +58,10 @@ export const BoardsMockData = {
     '/test/-/boards/1/lists': listObj,
   },
   PUT: {
-    '/test/issue-boards/board/1/lists{/id}': {},
+    '/test/issue-boards/-/board/1/lists{/id}': {},
   },
   DELETE: {
-    '/test/issue-boards/board/1/lists{/id}': {},
+    '/test/issue-boards/-/board/1/lists{/id}': {},
   },
 };
 
@@ -71,7 +71,7 @@ export const boardsMockInterceptor = config => {
 };
 
 export const mockBoardService = (opts = {}) => {
-  const boardsEndpoint = opts.boardsEndpoint || '/test/issue-boards/boards.json';
+  const boardsEndpoint = opts.boardsEndpoint || '/test/issue-boards/-/boards.json';
   const listsEndpoint = opts.listsEndpoint || '/test/-/boards/1/lists';
   const bulkUpdatePath = opts.bulkUpdatePath || '';
   const boardId = opts.boardId || '1';
diff --git a/spec/lib/gitlab/url_builder_spec.rb b/spec/lib/gitlab/url_builder_spec.rb
index 9f495a5d50b..bbcb92608d8 100644
--- a/spec/lib/gitlab/url_builder_spec.rb
+++ b/spec/lib/gitlab/url_builder_spec.rb
@@ -32,7 +32,7 @@ describe Gitlab::UrlBuilder do
 
           url = described_class.build(milestone)
 
-          expect(url).to eq "#{Settings.gitlab['url']}/#{milestone.project.full_path}/milestones/#{milestone.iid}"
+          expect(url).to eq "#{Settings.gitlab['url']}/#{milestone.project.full_path}/-/milestones/#{milestone.iid}"
         end
       end
 
diff --git a/spec/models/project_spec.rb b/spec/models/project_spec.rb
index 08662231fdf..453f9761602 100644
--- a/spec/models/project_spec.rb
+++ b/spec/models/project_spec.rb
@@ -1147,7 +1147,7 @@ describe Project do
         allow(project).to receive(:avatar_in_git) { true }
       end
 
-      let(:avatar_path) { "/#{project.full_path}/avatar" }
+      let(:avatar_path) { "/#{project.full_path}/-/avatar" }
 
       it { is_expected.to eq "http://#{Gitlab.config.gitlab.host}#{avatar_path}" }
     end